Ascientist hypothesizes that the lack of chinook salmon is negatively affecting the orca population. would this hypothesis need to be tested by another scientist in order to become a theory? why or why not?

a) it is not done because scientist do not make mistakes.

b) it is not done because scientists do not read each other’s work.

c) it is done because peer review and the consideration of an alternative explanation should be considered.

d) it is done because peer review is not mandatory when developing a theory.

What causes the force that pushes magma from the magma chamber through the pipe and vent of a volcano?

Sea levels are rising due to climate change while increasing numbers of people are moving into coastal areas. to accommodate more people, there has been increased construction of beachfront resorts and condominiums. how is this impacting sea turtle numbers and biodiversity and why? a. the increased human population in coastal areas has meant that more food is available to the turtles (e. g., dropped food, waste from restaurants), which has led to an increase in the numbers and diversity of sea turtles. b. there has been very little change in the numbers and biodiversity of sea turtles because the planet is so vast that they can simply relocate to less crowded beaches. c. this has resulted in a decrease in numbers and diversity of sea turtles because it is restricting available nesting sites, and hence reproduction. d. this has resulted in an increase in numbers and diversity of sea turtles because people are around to protect them from natural predators.

The body of water found at number 4 on the map above is the